HTS 3104.30.00.00
Potassium sulfate
Chapter 31
Current Duty Rates
Source: USITC Harmonized Tariff Schedule — Last updated April 8, 2026
Rates reflect current base duties plus applicable surcharges. Section 301 rates apply to China-origin goods. Verify with your customs broker for your specific classification.
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Recent Changes
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Frequently Asked
What is HTS 3104.30?
HTS 3104.30 covers potassium sulfate. It falls under Chapter 31 of the Harmonized Tariff Schedule of the United States.
What is the duty rate for HTS 3104.30.00.00?
The base (MFN) duty rate for HTS 3104.30.00.00 is Free.
Are there any exclusions for HTS 3104.30.00.00?
Exclusions may apply depending on active Section 301 or Section 232 exclusion lists. Check the USTR exclusion portal or use TariffDesk to monitor this code for changes, including new exclusions.
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